LinkedIn Salary - Discover your earning potential
indeed - Find jobs using Indeed, the most comprehensive search engine for jobs.
YouWorth for Chrome - A salary estimate on every job listing
LinkedIn - LinkedIn is a business-oriented social networking service, mainly used for professional networking.
GetRaised - Find out if you're underpaid and do something about it.
Monster.com - Monster.com is one of the largest employment websites and job search engine in the world.